var t_DiglogX,t_DiglogY,t_DiglogW,t_DiglogH;

function gid(id) {
return document.getElementById?document.getElementById(id):null;
}

function gname(name) {
return document.getElementsByTagName?document.getElementsByTagName(name):new Array()
}

function Browser() {
var ua, s, i;
this.isIE = false;
this.isNS = false;
this.isOP = false;
this.isSF = false;
ua = navigator.userAgent.toLowerCase();
s = "opera";
if ((i = ua.indexOf(s)) >= 0) {
  this.isOP = true;return;
}
s = "msie";
if ((i = ua.indexOf(s)) >= 0) {
  this.isIE = true;return;
}
s = "netscape6/";
if ((i = ua.indexOf(s)) >= 0) {
  this.isNS = true;return;
}
s = "gecko";
if ((i = ua.indexOf(s)) >= 0) {
  this.isNS = true;return;
}
s = "safari";
if ((i = ua.indexOf(s)) >= 0) {
  this.isSF = true;return;
}
}

function DialogLoc() {
var dde = document.documentElement;
if (window.innerWidth) {
  var ww = window.innerWidth;
  var wh = window.innerHeight;
  var bgX = window.pageXOffset;
  var bgY = window.pageYOffset;
} else {
  var ww = dde.offsetWidth;
  var wh = dde.offsetHeight;
  var bgX = dde.scrollLeft;
  var bgY = dde.scrollTop;
}
t_DiglogX = (bgX + ((ww - t_DiglogW)/2));
t_DiglogY = (bgY + ((wh - t_DiglogH)/2));
}

function DialogShow(showdata,ow,oh,w,h) {
var objDialog = document.getElementById("DialogMove");
if (!objDialog) objDialog = document.createElement("div");
t_DiglogW = ow;
t_DiglogH = oh;
DialogLoc();
objDialog.id = "DialogMove";
var oS = objDialog.style;
oS.display = "block";
oS.top = t_DiglogY + "px";
oS.left = t_DiglogX + "px";
oS.margin = "0px";
oS.padding = "0px";
oS.width = w + "px";
oS.height = h + "px";
oS.position = "absolute";
oS.zIndex = "5";
oS.background = "transparent";
oS.border = "0px";
objDialog.innerHTML = showdata;
document.body.appendChild(objDialog);
}

function DialogHide() {
ScreenClean();
var objDialog = document.getElementById("DialogMove");
if (objDialog) objDialog.style.display = "none";
}

function ScreenConvert() {
var browser = new Browser();
var objScreen = gid("ScreenOver");
if (!objScreen) var objScreen = document.createElement("div");
var oS = objScreen.style;
objScreen.id = "ScreenOver";
oS.display = "block";
oS.top = oS.left = oS.margin = oS.padding = "0px";
if (document.body.clientHeight)    {
  var wh = document.body.clientHeight + "px";
} else if (window.innerHeight) {
  var wh = window.innerHeight + "px";
} else {
  var wh = "100%";
}
oS.width = "100%";
oS.height = wh;
oS.position = "absolute";
oS.zIndex = "3";
if ((!browser.isSF) && (!browser.isOP)) {
  oS.background = "transparent";
} else {
  oS.background = "transparent";
}
oS.filter = "alpha(opacity=70)";
oS.opacity = 40/100;
oS.MozOpacity = 40/100;
document.body.appendChild(objScreen);
//var allselect = gname("select");
//for (var i=0; i<allselect.length; i++) allselect.style.visibility = "hidden";
}

function ScreenClean() {
var objScreen = document.getElementById("ScreenOver");
if (objScreen) objScreen.style.display = "none";
//var allselect = gname("select");
//for (var i=0; i<allselect.length; i++) allselect.style.visibility = "visible";
}